Back-illuminated slab



The file of this patent contains at least one drawing/photograph executed in color. Copies of this patent with color drawing(s)/photograph(s) will be provided by the Office upon request.

FIG. 1 is a top plan view of a first embodiment of our new design of a back-illuminated slab.

FIG. 2 is a top plan view of a second embodiment of the design of FIG. 1.

FIG. 3 is a top plan view of a third embodiment of the design of FIG. 1.

FIG. 4 is a top plan view of a fourth embodiment of the design of FIG. 1; and,

FIG. 5 is a top plan view of a fifth embodiment of the design of FIG. 1.

The depicted surface of the back-illuminated slab of FIGS. 1-5 is flat. The broken lines represent portions of the back-illuminated slab that form no part of the claimed design. 

CLAIM The ornamental design for a back-illuminated slab, as shown and described. 